package nettyy.Echo;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

import java.net.InetSocketAddress;

public class EchoClient {
    public final String host;
    public final int port;

    public EchoClient(String h, int p) {
        host = h;
        port = p;
    }

    public void start() throws InterruptedException {
        EventLoopGroup group = new NioEventLoopGroup();

        Bootstrap bootstrap = new Bootstrap();

        bootstrap.group(group)
                .channel(NioSocketChannel.class)
                .remoteAddress(new InetSocketAddress(host, port))
                .handler(new ChannelInitializer<SocketChannel>() {
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new EchoClientHandler());
                    }
                });

        ChannelFuture future = bootstrap.connect().sync();
        future.channel().closeFuture().sync();

        group.shutdownGracefully().sync();

    }
    public static void main(String[] args) throws InterruptedException {
        new EchoClient("192.168.0.1", 6655).start();
    }
}
